Analysis
- max time kernel
150s - max time network
161s - platform
windows10-2004_x64 - resource
win10v2004-20231020-en - resource tags
- submitted
23/10/2023, 04:34
General
- Target SWIFT_BJ23004300IU2398385.pdf.exe
- Size 426KB
- Sample231023-e7ba3afh59
- SHA256 fff1dacdf63f9d7d618c930f304a119d24fd3592eab317e988b208ad8819517f
Malware Config
Extracted
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formbook
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4.1
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sy22
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vinteligencia.com
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displayfridges.fun
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completetip.com
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giallozafferrano.com
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jizihao1.com
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mysticheightstrail.com
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fourseasonslb.com
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kjnala.shop
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mosiacwall.com
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vandistreet.com
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gracefullytouchedartistry.com
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hbiwhwr.shop
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mfmz.net
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hrmbrillianz.com
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funwarsztat.com
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polewithcandy.com
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ourrajasthan.com
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wilhouettteamerica.com
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johnnystintshop.com
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asgnelwin.com
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Formbook payload 5 IoCs
- Executes dropped EXE 2 IoCs
- Suspicious use of SetThreadContext 4 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 58 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 7 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of FindShellTrayWindow 2 IoCs
- Suspicious use of WriteProcessMemory 13 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
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C:\Users\Admin\AppData\Local\Temp\SWIFT_BJ23004300IU2398385.pdf.exe"C:\Users\Admin\AppData\Local\Temp\SWIFT_BJ23004300IU2398385.pdf.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\eegduarndh.exe"C:\Users\Admin\AppData\Local\Temp\eegduarndh.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\eegduarndh.exe"C:\Users\Admin\AppData\Local\Temp\eegduarndh.exe"4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.exe"5⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe/c del "C:\Users\Admin\AppData\Local\Temp\eegduarndh.exe"6⤵
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C:\Windows\SysWOW64\autofmt.exe"C:\Windows\SysWOW64\autofmt.exe"2⤵
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C:\Windows\SysWOW64\autofmt.exe"C:\Windows\SysWOW64\autofmt.exe"2⤵
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
eegduarndh.exe
eegduarndh.exe
eegduarndh.exe
walte.y
memory/372-7-0x0000000000400000-0x000000000042F000-memory.dmp
memory/372-9-0x00000000009D0000-0x0000000000D1A000-memory.dmp
memory/372-11-0x0000000000400000-0x000000000042F000-memory.dmp
memory/372-12-0x00000000008D0000-0x00000000008E4000-memory.dmp
memory/372-16-0x0000000000960000-0x0000000000974000-memory.dmp
memory/372-15-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2900-26-0x00000000027E0000-0x0000000002B2A000-memory.dmp
memory/2900-29-0x0000000000E20000-0x0000000000EB3000-memory.dmp
memory/2900-28-0x0000000000420000-0x000000000044F000-memory.dmp
memory/2900-21-0x0000000000F90000-0x00000000013C3000-memory.dmp
memory/2900-24-0x0000000000F90000-0x00000000013C3000-memory.dmp
memory/2900-25-0x0000000000420000-0x000000000044F000-memory.dmp
memory/3184-5-0x0000000000610000-0x0000000000612000-memory.dmp
memory/3436-17-0x0000000008B30000-0x0000000008C10000-memory.dmp
memory/3436-27-0x0000000008B30000-0x0000000008C10000-memory.dmp
memory/3436-18-0x00000000028B0000-0x000000000299E000-memory.dmp
memory/3436-13-0x00000000028B0000-0x000000000299E000-memory.dmp
memory/3436-30-0x0000000008DF0000-0x0000000008E94000-memory.dmp
memory/3436-32-0x0000000008DF0000-0x0000000008E94000-memory.dmp
memory/3436-33-0x0000000008DF0000-0x0000000008E94000-memory.dmp